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SO53: plumbing, heating and air-conditioning companies in Southampton
SO53 (Southampton) has 3 plumbing, heating and air-conditioning companies registered here (SIC 43220) and 3 electrical and other installation companies (Companies House, 1 Sep 2026); 0 are MCS-certified for air-to-air yet. If the summer is the question, SO53 had ≈8 nights above 18 °C in 2026 (7 times the 1991–2020 average of 1.2).
SO53
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LIVING WATERS PLUMBING AND HEATING LTD, incorporated 2021, status Active.
Plumbing, heating and air-conditioning companies
| Company | Incorporated | Status | District |
|---|---|---|---|
| LIVING WATERS PLUMBING AND HEATING LTD | 2021 | Active | SO53 |
| P B COOLING LTD | 2009 | Active | SO53 |
| SERVICE AND MAINTENANCE LTD | 2022 | Active | SO53 |
Electrical and other installation companies
| Company | SIC | Incorporated | Status | District |
|---|---|---|---|---|
| J LAMPARD ELECTRICAL LTD | 43210 · electrical installation | 2004 | Active | SO53 |
| KEBLE ELECTRICAL LTD | 43210 · electrical installation | 2025 | Active | SO53 |
| SDB PROPERTY SERVICES LIMITED | 43210 · electrical installation | 2018 | Active | SO53 |
What homes around SO53 need
In SO53 last summer (2026) there were ≈8 nights that stayed above 18 °C — 7 times the 1991–2020 average of 1.2 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
0% of sampled postcodes in SO53 sit in a conservation area (no-record-uncertain, 860 live postcodes).
In England an air-source heat pump on a house can be permitted development under Class G when the conditions hold, including the MCS 020a noise limit of 37.0 dB(A) (§3.2 Step 8).
Companies House snapshot 1 Sep 2026, retrieved 25 Sep 2026. The address shown is the registered office, not a verified operating base. This catalogue is a directory of incorporated businesses, not an exhaustive installer register. Hot nights: ERA5-ARCO for SO53, June–August, minimum at or above 18 °C, retrieved 25 Sep 2026. Conservation-area share: sampled postcode points in SO53, snapshot 25 Sep 2026.
Better than a town-wide list: these are the registered offices in SO53, with that district's hot nights and planning rule.